{Reference Type}: Letter {Title}: Possible causes of graft dysfunction in cardiac xenotransplantation. {Author}: Ai HS;Lei Y;Hu K; {Journal}: Lancet {Volume}: 403 {Issue}: 10444 {Year}: 2024 Jun 15 {Factor}: 202.731 {DOI}: 10.1016/S0140-6736(24)00707-4